s-net: sqc9180
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (7,8) |
| Vertex degrees | {4,4,4,4,4,4,4} |
| Vertex coordination sequence | [(4, 11, 24, 38, 64, 97, 134, 177, 228, 271), (4, 10, 19, 36, 61, 91, 125, 171, 221, 269), (4, 8, 16, 30, 56, 84, 116, 164, 214, 264), (4, 12, 22, 40, 66, 98, 136, 168, 222, 290), (4, 10, 20, 34, 62, 92, 132, 168, 216, 276), (4, 8, 16, 32, 52, 86, 120, 174, 208, 262), (4, 11, 20, 36, 64, 94, 124, 172, 240, 269)] |
| Wells’ vertex symbol | [4.5^4.8, 4^2.5^2.6.7, 4^4.6^2, 5^4.8^2, 4^2.5^2.6.7, 4^4.6^2, 4.5^4.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 6, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 1, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 5, 9, 0, 1, 0, 5, 11, -1, 0, 0, 5, 12, 0, 0, 0, 6, 9, 0, 0, 0, 6, 13, 0, 0, 0, 7, 14, 0, 0, 0, 7, 15, 0, 0, 0, 8, 11, -1, 0, 0, 8, 16, 0, 0, 0, 9, 17, 0, 0, 0, 10, 15, 0, 0, 1, 10, 17, 0, 0, 0, 10, 18, 0, 0, 0, 11, 18, 0, 0, 0, 12, 14, -1, 1, 1, 12, 17, 0, 1, 0, 12, 18, -1, 0, 0, 13, 14, 0, 0, 0, 13, 15, 0, -1, 0, 13, 18, 0, -1, -1, 14, 16, 1, 0, 0, 15, 16, 0, 0, 0, 16, 17, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.76648 | 7.64597 | 5.32727 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.375 | 0 | 0 |
| 0 | 0.15 | 0.3125 |
| 0 | 0.25 | 0.25 |
| 0.25 | 0 | 0.25 |
| 0.25 | 0.1375 | 0.25 |
| 0.25 | 0.25 | 0.25 |
| 0 | 0.425 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.99715 | 7.99997 | 3.89931 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.30582 | 0 | 0 |
| 0 | 0.62513 | 0.2382 |
| 0 | 0.25 | 0.25 |
| 0.25 | 0 | 0.25 |
| 0.25 | 0.125 | 0.25 |
| 0.25 | 0.25 | 0.25 |
| 0 | 0.57881 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc1089 | *2224 | (4,5,2) | {4,4,4,4} | {4.4.4.4}{4.5.5.4}{5.5.5.5}{5.5.... |